122 lines
3.6 KiB
HTML
122 lines
3.6 KiB
HTML
<!doctype html>
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<script src='/resources/testharness.js'></script>
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<script src='/resources/testharnessreport.js'></script>
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<script src="/resources/check-layout-th.js"></script>
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<title>COLGROUP/COL</title>
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<meta name="flags" content="ahem">
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<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
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<link rel="stylesheet" type="text/css" href="./support/table-tentative.css">
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<link rel="author" title="Aleks Totic" href="atotic@chromium.org" />
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<link rel="help" href="https://html.spec.whatwg.org/multipage/tables.html#the-colgroup-element" />
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<link rel="help" href="https://html.spec.whatwg.org/multipage/tables.html#the-col-element" />
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<link rel="help" href="https://stackoverflow.com/questions/29411447/what-does-the-width-attribute-of-colgroup-actually-specify" />
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<style>
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main table {
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background: gray;
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}
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main td {
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background: #BFB;
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}
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main td > div {
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display: inline-block;
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background: rgba(56,162,56,0.3);
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}
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</style>
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<main>
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<h1>Colgroup col widths</h1>
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<ol>
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<li>colgroup's purpose is to "group" cols</li>
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<li>one can think of colgroup as always generating max(colgroup.span,1) cols, unless it has <col> children.</li>
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<li>colgroup css_width specifies width of generated cols.</li>
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<li>col.css_width can override colgroup width</li>
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</ol>
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<p class="testdesc">colgroups with spans</p>
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<table>
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<colgroup width="100px"></colgroup>
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<colgroup width="100px" span=3></colgroup>
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<td data-expected-width=100>cg1</td>
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<td data-expected-width=100>cg2</td>
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<td data-expected-width=100>cg2</td>
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<td data-expected-width=100>cg2</td>
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<td data-expected-width=50><div style="width:50px">50px</div></td>
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</table>
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<p class="testdesc">cols with spans</p>
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<table>
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<col width="100px">
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<col width="100px" span=3>
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<td data-expected-width=100>col1</td>
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<td data-expected-width=100>col2</td>
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<td data-expected-width=100>col2</td>
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<td data-expected-width=100>col2</td>
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<td data-expected-width=50><div style="width:50px">50px</div></td>
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</table>
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<p class="testdesc">colgroups with cols</p>
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<table>
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<colgroup span=4 style="width:100px">
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<col>
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<col style="width:50px">
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<col style="width:150px">
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</colgroup>
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<td data-expected-width=100>cg</td>
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<td data-expected-width=50>col1</td>
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<td data-expected-width=150>col2</td>
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<td data-expected-width=50><div style="width:50px">50px</div></td>
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</table>
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<p class="testdesc">colgroups with cols with spans</p>
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<p class="error">Legacy fails col with span inside colgroup test.</p>
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<table>
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<colgroup span=3 style="width:100px">
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<col>
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<col style="width:50px" span=2>
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</colgroup>
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<colgroup style="width:66px">
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<col span=2>
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</colgroup>
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<td data-expected-width=100>cg1</td>
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<td data-expected-width=50>col1</td>
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<td data-expected-width=50>col1</td>
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<td data-expected-width=66>cg2</td>
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<td data-expected-width=66>cg2</td>
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<td data-expected-width=75><div style="width:75px">50px</div></td>
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</table>
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<p class="testdesc">0% cols are ignored</p>
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<table data-expected-width=106>
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<colgroup>
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<col style="width:0%">
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<col style="width:0%">
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</colgroup>
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<tr>
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<td data-expected-width=100>
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<div><span style=" display: inline-block;word-break: break-word;font: 20px/1 Ahem">01234</span></div>
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</td>
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<td>
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<div></div>
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</td>
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</tr>
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</table>
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<table data-expected-width=107>
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<colgroup>
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<col style="width:0%">
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<col style="width:1%">
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</colgroup>
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<tr>
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<td data-expected-width=100>
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<div><span style=" display: inline-block;word-break: break-word;font: 20px/1 Ahem;">01234</span></div>
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</td>
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<td>
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<div></div>
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</td>
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</tr>
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</table>
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</main>
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<script>
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document.fonts.ready.then(() => checkLayout("table"));
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</script>
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